@article {16240,
	title = {Not.Syst.Herb.Inst.Bot.Kom.Acad.Sci.URSS},
	year = {1950},
	author = {Antonina Ivanovna Pojarkova}
}
@article {15996,
	title = {De Systemate Generis Rhamnus L.s.l.},
	journal = {Notulae Systematicae},
	volume = {12},
	year = {1950},
	author = {V.Grubov}
}
@article {15735,
	title = {Nomocharis and Lilium},
	journal = {Kew Bulletin},
	year = {1950},
	author = {J.Robert Sealy}
}
@article {15706,
	title = {Notes on Some Chinese Species of Aconitum with an enumeration of the Chinese Species represented in the Edinburgh Herbarium},
	journal = {Notes from the Royal Botanic Garden,Edinburgh},
	volume = {20},
	year = {1950},
	author = {H.R.Fletcher \& L.A.Lauener}
}
@article {15531,
	title = {Species Generis Lycium L. Fructibus Rubris,ex Asia Media et China},
	journal = {Notulae Systematicae},
	volume = {13},
	year = {1950},
	author = {A.Pojarkova}
}
@article {15476,
	title = {THE GENUS ILEX IN CHINA,3},
	journal = {Journal of the Arnold Arboretum (Harvard University)},
	volume = {31},
	year = {1950},
	author = {Shiu-Ying Hu}
}
@article {15474,
	title = {The Genus Ilex in China,IV},
	journal = {Journal of the Arnold Arboretum (Harvard University)},
	volume = {31},
	year = {1950},
	author = {Shiu-Ying Hu}
}
@article {15473,
	title = {THE GENUS ILEX IN CHINA,V},
	journal = {Journal of the Arnold Arboretum (Harvard University)},
	volume = {31},
	year = {1950},
	author = {Shui-Ying Hu}
}
@book {14363,
	title = {Botanicheskie Materialy Gerbariya Botanicheskogo Instituta Imeni V.L.Komarova Adademii Naud SSSR.Leningrad.Leningrad (St.-Petersburg)},
	volume = {13},
	year = {1950},
	author = {Bobrov}
}
@article {4547,
	title = {Far eastern spruces of the section Omorica Willk.},
	journal = {The Journal of Botany URSS},
	volume = {35},
	year = {1950},
	author = {V.Vassiljev}
}
